Christmas tree ornament



FIG. 1 is a front elevation view of a Christmas tree ornament, showing my new design;

FIG. 2 is a back elevation view thereof;

FIG. 3 is a side perspective view thereof;

FIG. 4 is a top perspective view thereof;

FIG. 5 is a bottom perspective view thereof;

FIG. 6 is a reduced front elevation view thereof;

FIG. 7 is a front elevation view thereof;

FIG. 8 is a back elevation view thereof;

FIG. 9 is a side perspective view thereof;

FIG. 10 is a top perspective view thereof;

FIG. 11 is a bottom perspective view thereof; and,

FIG. 12 is a reduced front elevation view thereof.

The broken line showing of the mounting elements and the tree is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a Christmas tree ornament, as shown and described. 